Feature

  1. Tech

    Diagnosing the Developing World

    Researchers are learning how to adapt sophisticated technologies to meet the health-care needs of the developing world.

    By Alexandra Goho

  2. Code Breakers

    Chemical tags applied to proteins that DNA wraps around regulate genetic activity.

    By John Travis
  3. Animals

    Where’d I Put That?

    Birds that hide and recover thousands of separate caches of seeds have become a model for investigating how animals' minds work.

    By Susan Milius

  4. Unsure Minds

    A controversial set of studies indicates that monkeys and dolphins know when they don't know the answer to certain tasks, an ability that presumably relies on conscious deliberations.

    By Bruce Bower
  5. Tech

    Virtual Nanotech

    With computers becoming ever more powerful, researchers are simulating nanoscale materials and devices down to the level of atoms and even electrons.